Fastcgi error

You can do this from the IIS7 Admin tool by running “ Start> Run> inetmgr. exe”, selecting your website/ application/ virtual directory in the left- hand tree view, clicking on the “ Error Pages” icon, clicking “ Edit Feature Settings”. This post is to help anyone who is having 500 Internal Server Errors with their install of PHP 5. 3 on IIS 7 in the Windows Server environment. I just spent a few hours troubleshooting this and I hope I can help save more. I got caught out by a similar message, and it turned out that I had not installed the CGI Server Role ( under IIS - > Application.